20 Types of Phobias You Never Knew Existed

Kathisophobia?
Kathisophobia is the fear of sitting down. The origin of the word kathiso is Greek (meaning to sit or sitting) and phobia is Greek (meaning fear). Kathisophobia is considered to be a specific phobia, which is discussed on the home page. Kathisophobia is also known as Cathisophobia and is related to Thaasophobia or Thassophobia (fear of sitting or idleness).